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Chapter 11: Q. 9 (page 740)

Find the value of the determinant.

-3-142

Short Answer

Expert verified

-3-142=-2

Step by step solution

01

Step 1. Given information 

We have been given:

-3-142

We have to find the value of this determinant.

02

Step 2. Use formula D=abcd=a⋅d-c⋅b.

-3-142=-3脳2-4脳(-1)=-6+4=-2

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